package dao;

import entity.User;

public interface CheckDao {
	
 public boolean checklogin(User u);//登陆检测
 
 public boolean adduser(User u);//添加用户 
 
 public User FindUser(String username);//根据 用户名找用户
 
 public boolean UpUser(String username,String address,String tel);//根据用户名修改地址和电话
}
